Introduction to the Digestive System Practice Problems

What is the name of the layer that covers the muscular layer of most portions of the digestive tract enclosed by the peritoneal cavity?

Which of the following best describes the composition of the muscularis externa in the alimentary canal?

Which of the following describes the functions of the alimentary canal in the digestive system?

What is the term for the innermost lining of the digestive tract, which consists of an epithelium, a lamina propria, and a muscularis mucosae?

Identify the type of epithelium that lines the mucosa of the oral cavity.

Which of the following is responsible for reducing friction between the abdominal organs in the peritoneal cavity?

Which of the following organs is considered part of the alimentary canal?

Which of the following is a likely effect of anticholinergic drugs on the digestive system?

Bile is one of the secretions from the digestive system's accessory organs. Which of the following states its function?

What effect does parasympathetic stimulation have on muscle tone and activity in the digestive tract?

Which segment of the small intestine encloses the pancreas in a C shape?

Which process involves the crushing and shearing of food, as well as propelling it along the digestive tract?

Food that is eaten is transformed into bolus after passing through which part of the alimentary canal:

Which of the following components present in the muscularis externa allows it to regulate peristalsis?

Which areas of the digestive tract have a stratified squamous epithelium lining?

Which of the following mechanisms is responsible for coordinating responses to changes in the pH, physical distortion, or presence of specific nutrients in the lumen of the digestive tract?

What layer of the digestive tract is shown in the following diagram? 

Choose the correct list of accessory organs of the digestive system:

In the process of digestion, which of the molecules that follow can be broken down by pancreatic lipase?

What is the pH range of the watery buffer solution secreted by the pancreas in response to the hormone secretin?

Which of the following organs does not have an inner layer of simple columnar epithelium in its mucosa?

Which phase of deglutition is influenced by the reflex actions of the brainstem:

Which of the following is often used interchangeably with the term "gullet"?

Mesentery supports the reentry of the small intestine into the peritoneal cavity at the junction between: 

Prolonged vomiting would cause what shift in the acid-base balance of the body:

Which of the following functional activities of the digestive system is involved in the breakdown of food into simpler molecules through enzymes and digestive juices?

Which of the following activities is accomplished by the sympathetic nervous system?

What is the primary purpose of the serous fluid found in the peritoneal cavity?

The following statements about the enteric nervous system are true except: